Excerpt from Mineral Resources of the United States, 1928, Vol. 2: NonmetalsMagnesium and its compounds - Continued. Page Magnesite - Continued. Market and prices World production Magnesium Development and outlook Imports Production Magnesium salts Marl, calcareous Mica Consumption of mica splittings Imports and exports Prices Production Review by States Scrap and ground mica World production_ Millstones. See Abrasive materials Natural gas Interstate transportation Natural-gas wells Production and consumption Domestic consumption Industrial consumption Summary Natural gasoline Monthly statistics of natural gasoline Natural gasoline turned into pipe lines Natural gas treated Production Spot prices of natural gasoline Stocks of natural gasoline at plants Summary Oilstones. See Abrasive materials. Pebbles for grinding See Abrasive materials.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.